<template>
  <div class='container'>
    <!-- header区域 -->
    <mt-header fixed title="Vue项目实战">
      <span slot="left" @click="back" v-show="flag">
        <mt-button icon="back">返回</mt-button>
      </span>
    </mt-header>
    <!-- router-view区域 -->
    <transition>
      <router-view></router-view>
    </transition>
    <!-- tabbar区域 -->
    <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-liwei" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-liwei" to="/mamber">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-liwei" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart">
        <span class="mui-badge" id="icon">{{$store.getters.getAllCount}}</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-liwei" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
  </div>
</template>
<script>
export default {
  data(){
    return {
      flag:false
    }
  },
  created(){
    this.flag= this.$route.path=='/home'?false:true
  },
  methods:{
    back(){
      this.$router.go(-1)
    }
  },
  watch:{
    "$route.path":function(newVal){
      if(newVal=='/home'){
        this.flag=false
      }else{
        this.flag=true
      }
    }
  }
}
</script>
<style scoped lang='scss'>
.mint-header{
  z-index: 99;
}
.container{
  padding-top: 40px;
  padding-bottom: 50px;
  overflow-x: hidden;
}
.v-enter{
  opacity: 0;
  transform: translateX(100%)
}
.v-leavt-to{
  opacity: 0;
  transform: translateX(-100%);
  position: absolute;
}
.v-enter-active,.v-leave-activer{
  transition: all 0.5s ease;
}

.mui-bar-tab .mui-tab-item-liwei.mui-active {
    color: #007aff;
}
.mui-bar-tab .mui-tab-item-liwei {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-liwei .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item-liwei .mui-icon ~ .mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>

